Targets of New Subpoenas, Which Could Come as Early as Monday, Were Not Immediately Clear

A legislative committee investigating the George Washington Bridge scandal enveloping Gov. Chris Christie's administration will deliver new subpoenas for documents to more than a dozen entities Tuesday morning, the committee co-chairman said Monday.

The new subpoenas will include expanded demands for records from Mr. Christie's campaign and his office, as well as those from Regina Egea, his new chief of staff, current and former officials at the Port Authority of New York and New Jersey, and the custodian of records of...